Frogger:
Advanced resolutionWith this cheat you will get a higher graphics resolution.
On the Frogger title screen, press:
Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.
Gyruss:
Advanced resolutionWith this cheat you will get a higher graphics resolution.
On the Gyruss title screen, press:
Up, Up Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.
Rush
N' Attack: Extra livesOn the Rush N' Attack title screen, press:
Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.
Scramble:
Advanced resolutionWith this cheat you will get a higher graphics resolution.
On the Scramble title screen, press:
Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.
Time
Pilot: Bonus levelWith this cheat a prehistoric level will appear during game play.
On the Time Pilot title screen, press:
Up. Up, Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.
Yie-Ar
Kung Fu: Bonus fightersWith this cheat, the bonus fighters will be unlocked after a single player
game, or may be immediately selected in versus mode.
On the Yie-Ar Kung Fu title screen, press:
Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start
You will hear a sound to confirm.